Initial rebrand: @polkadot -> @pezkuwi (14 packages)

- Package namespace: @polkadot/* -> @pezkuwi/*
- Repository: polkadot-js/common -> pezkuwichain/pezkuwi-common
- Author: Pezkuwi Team <team@pezkuwichain.io>

Core packages:
- @pezkuwi/util (utilities)
- @pezkuwi/util-crypto (crypto primitives)
- @pezkuwi/keyring (account management)
- @pezkuwi/networks (chain metadata)
- @pezkuwi/hw-ledger (Ledger hardware wallet)
- @pezkuwi/x-* (10 polyfill packages)

Total: 14 packages
Upstream: polkadot-js/common v14.0.1

packages/util-crypto/src/ed25519/pair/fromRandom.ts

@@ -0,0 +1,25 @@
+// Copyright 2017-2025 @polkadot/util-crypto authors & contributors
+// SPDX-License-Identifier: Apache-2.0
+
+import type { Keypair } from '../../types.js';
+
+import { randomAsU8a } from '../../random/index.js';
+import { ed25519PairFromSeed } from './fromSeed.js';
+
+/**
+ * @name ed25519PairFromRandom
+ * @summary Creates a new public/secret keypair.
+ * @description
+ * Returns a new generate object containing a `publicKey` & `secretKey`.
+ * @example
+ * <BR>
+ *
+ * ```javascript
+ * import { ed25519PairFromRandom } from '@pezkuwi/util-crypto';
+ *
+ * ed25519PairFromRandom(); // => { secretKey: [...], publicKey: [...] }
+ * ```
+ */
+export function ed25519PairFromRandom (): Keypair {
+  return ed25519PairFromSeed(randomAsU8a());
+}